How can we recover our data from C drive after reinstalling the windows 8

How can we recover our data from C drive after reinstalling the windows 8

Use “Undelete” to recover deleted files from C drive after reinstalling the windows 8

Use “Unformat” to recover data from formatted C drive after reinstalling the windows 8

Use “Recover partition” to recover files from C drive after reinstalling the windows 8 if partitions changed or damaged or deleted.

Use “Full Scan” mode to recover files from C drive after reinstalling the windows 8 which can not be found with “undelete” and “unformat” and “recover partition”,show as raw partition,partitons which are not NTFS,nor exfat,nor fat32. With deep and full scan